The scone recipe calls for 3 3/4 cups of flour. if charlotte wants to cut the recipe in half, how much flour should she use?

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

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Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?